import Vue from 'vue'
import Router from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
Vue.use(Router)

const router = new Router({
  routes: [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    { path: '/home', component: Home }
  ]
})
// 挂载路有导航守卫
router.beforeEach((to, from, next) => {
  // 如果访问login直接放行
  if (to.path === '/login') return next()
  // 获取token
  const tokenStr = window.sessionStorage.getItem('token')
  // 令牌不存在 则跳转到/login页
  if (!tokenStr) return next('/login')
  // 通过则放行
  next()
})

export default router
